Foot step



FIG. 1 is an elevated perspective view of a foot step, in its environment, showing my new design;

FIG. 2 is a perspective view from the lower right side of the foot step of FIG. 1;

FIG. 3 is an elevated front view thereof;

FIG. 4 is a back view thereof;

FIG. 5 is an elevated left side view thereof, the right side being a mirror image;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

The broken lines shown in the figures are included for the purpose of illustrating environment and form no part of the claimed design. 

CLAIM The ornamental design for a foot step, as shown and described. 